Predator Fish in Cross Hairs

Western States Cull Pike, Citing Threat to Native Species; Anglers Up in Arms

USK, Wash.—Biologists in the West are waging a slaughter campaign against a nonnative fish invading from the East, but some anglers are up in arms about the war on the species.

Biologists working for states and Indian tribes say the northern pike, a voracious omnivore, is wiping out native species such as trout and salmon as it spreads rapidly across the western U.S. via rivers and interconnected lakes.